GB1370560A - Water-soluble disazo dyestuffs - Google Patents

Water-soluble disazo dyestuffs

Info

Publication number
GB1370560A
GB1370560A GB5493972A GB5493972A GB1370560A GB 1370560 A GB1370560 A GB 1370560A GB 5493972 A GB5493972 A GB 5493972A GB 5493972 A GB5493972 A GB 5493972A GB 1370560 A GB1370560 A GB 1370560A
Authority
GB
United Kingdom
Prior art keywords
water
disazo dyestuffs
soluble disazo
soluble
dyestuffs
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB5493972A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Publication of GB1370560A publication Critical patent/GB1370560A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02—Disazo dyes
    • C09B31/025—Disazo dyes containing acid groups, e.g. -COOH, -SO3H, -PO3H2, -OSO3H, -OPO2H2; Salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
GB5493972A 1971-11-30 1972-11-28 Water-soluble disazo dyestuffs Expired GB1370560A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2159216A DE2159216A1 (de) 1971-11-30 1971-11-30 Neue wasserloesliche disazofarbstoffe und verfahren zu ihrer herstellung

Publications (1)

Publication Number Publication Date
GB1370560A true GB1370560A (en) 1974-10-16

Family

ID=5826512

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5493972A Expired GB1370560A (en) 1971-11-30 1972-11-28 Water-soluble disazo dyestuffs

Country Status (7)

Country Link
US (1) US3951944A (it)
JP (1) JPS4864119A (it)
CH (1) CH561256A5 (it)
DE (1) DE2159216A1 (it)
FR (1) FR2162062B1 (it)
GB (1) GB1370560A (it)
IT (1) IT971297B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2708779C2 (de) * 1977-03-01 1985-09-05 Bayer Ag, 5090 Leverkusen Disazofarbstoffe, Verfahren zu ihrer Herstellung und ihre Verwendung
JPS5434328A (en) * 1977-08-22 1979-03-13 Ciba Geigy Ag Novel diazo dyestuff
DE2741926A1 (de) * 1977-09-17 1979-03-29 Bayer Ag Disazofarbstoffe
DE3139657A1 (de) 1980-11-06 1982-06-16 Hoechst Ag, 6000 Frankfurt Wasserloesliche disazoverbindungen, verfahren zu ihrer herstellung und ihre verwendung als farbstoffe
DE3113001A1 (de) * 1980-11-06 1982-06-09 Hoechst Ag, 6000 Frankfurt Wasserloesliche monoazoverbindungen, verfahren zu ihrer herstellung und ihre verwendung als farbstoffe
US4602084A (en) * 1982-07-19 1986-07-22 Ciba-Geigy Corporation Monoazo dyes containing a 4-substituted-2-azo-1,1'-diphenylsulfone component
US5371201A (en) * 1990-05-18 1994-12-06 Ciba-Geigy Corporation Azo dyes and preparation and use thereof
US5332806A (en) * 1990-05-18 1994-07-26 Ciba-Geigy Corporation Disazo dyes which contain 2-hydroxynaphthyl moiety
DE59309271D1 (de) * 1992-07-31 1999-02-18 Ciba Geigy Ag Verfahren zum Färben von synthetischen Polyamidfasermaterialien
RU2367620C1 (ru) 2008-06-26 2009-09-20 Дмитрий Станиславович Бушев Установка для глубокой биологической очистки сточных вод

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2142838A (en) * 1936-09-04 1939-01-03 Gen Aniline Works Inc Disazo dyestuffs soluble in water
FR826361A (fr) * 1936-09-04 1938-03-30 Ig Farbenindustrie Ag Colorants disazoïques solubles dans l'eau et procédé de préparation de ces colorants
US2221029A (en) * 1939-07-01 1940-11-12 Eastman Kodak Co Azo compounds and material colored therewith
US2317387A (en) * 1940-06-19 1943-04-27 Du Pont Dispersible disazo dye
FR941319A (fr) * 1946-01-31 1949-01-07 Ciba Geigy Procédé de préparation de colorants disazoïques, nouveaux colorants et leurs emplois

Also Published As

Publication number Publication date
DE2159216A1 (de) 1973-06-14
FR2162062A1 (it) 1973-07-13
FR2162062B1 (it) 1976-06-04
US3951944A (en) 1976-04-20
JPS4864119A (it) 1973-09-05
IT971297B (it) 1974-04-30
CH561256A5 (it) 1975-04-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee